NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
	CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report		Month: September		Year: 1978
Date	Cloud cover	Photometric	Useful	Useless
1 - 2	0-0-0-0	*
2 - 3	0-0-0-0	*
3 - 4	0-1-4-5		*
4 - 5	3-6-8-8			*
5 - 6	3-6-7-7			*
6 - 7	0-1-4-4		*
7 - 8	0-1-4-4		*
8 - 9	0-1-3-4		*
9 - 10	1-0-0-0		*
10 - 11	4-3-0-5		*
11 - 12	8-8-8-8			*
12 - 13	8-8-8-8			*
13 - 14	0-0-0-0	*
14 - 15	1-1-1-1	*
15 - 16	2-2-1-1	*
16 - 17	8-4-2-4			*
17 - 18	8-8-8-5			*
18 - 19	0-0-0-0	*
19 - 20	1-4-7-7			*
20 - 21	1-2-7-8		*
21 - 22	0-0-0-0	*
22 - 23	0-0-0-0	*
23 - 24	0-1-0-0	*
24 - 25	6-3-5-6			*
25 - 26	0-0-0-0	*
26 - 27	0-0-0-0	*
27 - 28	0-0-0-0	*
28 - 29	0-0-0-0	*
29 - 30	0-0-0-0	*
30 - 01	0-0-0-0	*
	Totals	15	7	8
		Min.	Med.	Max.
Temp. Deg. F		24	52	72
Humidity % RH		6		100
Wind speed M/H			40	62
Water, precipitation	this month	30mm	tot.year:	68.1mm
			Report by: Oscar Saa